search for: configfs_depend_item

...ocfs2/xattr.c | 17 ++++++------- 9 files changed, 133 insertions(+), 14 deletions(-) Jan Kara (2): ocfs2: Push out dropping of dentry lock to ocfs2_wq ocfs2: Fix possible deadlock in ocfs2_write_dquot() Joel Becker (1): configfs: Silence lockdep on mkdir(), rmdir() and configfs_depend_item() Mark Fasheh (1): ocfs2: add quota call to ocfs2_remove_btree_range() Sunil Mushran (1): ocfs2: Wakeup the downconvert thread after a successful cancel convert Tao Ma (1): ocfs2: Access the xattr bucket only before modifying it. -- Mark Fasheh

Signed-off-by: Tiger Yang <tiger.yang at oracle.com> --- Config.make.in | 1 + configure.in | 6 ++++++ fs/ocfs2/Makefile | 4 ++++ kapi-compat/include/pipe_buf_operations.h | 10 ++++++++++ 4 files changed, 21 insertions(+), 0 deletions(-) create mode 100644 kapi-compat/include/pipe_buf_operations.h

...q_err(vq, "Illegal virtio-scsi lun: %u\n", *vc->lunp); > @@ -1441,7 +1441,7 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) > se_tpg = &tpg->se_tpg; > ret = target_depend_item(&se_tpg->tpg_group.cg_item); > if (ret) { > - pr_warn("configfs_depend_item() failed: %d\n", ret); > + pr_warn("target_depend_item() failed: %d\n", ret); > kfree(vs_tpg); > mutex_unlock(&tpg->tv_tpg_mutex); > goto out; > -- > 1.8.3.1 >

...186 return ret; 187 } There are a couple OCFS functions which call this sleeping function while holding a spinlock. o2hb_heartbeat_group_drop_item() <- disables preempt o2hb_region_inc_user() <- disables preempt -> o2hb_region_pin() -> o2nm_depend_item() -> configfs_depend_item() -> configfs_pin_fs() -> simple_pin_fs() -> vfs_kern_mount() -> vfs_parse_fs_string() fs/ocfs2/cluster/heartbeat.c 2338 static int o2hb_region_inc_user(const char *region_uuid) 2339 { 2340 int ret = 0; 2341...